<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        div{
            width: auto;
            height: auto;
            position: relative;
        }
        span {
            display: block;
            position: absolute;
            top: 0;
            left: 0;
            opacity: 0;
        }

        span:hover {
            opacity: 1;
            cursor: pointer
        }
    </style>
</head>

<body>
    <table>
        <tbody>
            <tr>
                <td>
                    <div>
                        <img class="act" src="./image2/public-v2_01.png" alt="">
                    </div>
                </td>
                <td>
                    <div>
                        <img src="./image2/public-v2_03.png" alt="">
                        <span><img src="./image2/public-v2_09.png" alt=""></span>
                    </div>
                </td>
                <td>
                    <div>
                        <img src="./image2/public-v2_05.png" alt="">
                        <span><img src="./image2/public-v2_11.png" alt=""></span>
                    </div>
                </td>
                <td>
                    <div>
                        <img src="./image2/public-v2_07.png" alt="">
                        <span><img src="./image2/public-v2_13.png" alt=""></span>
                    </div>
                </td>
            </tr>
        </tbody>
    </table>
</body>

</html>